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Finding the Fourth Proportional to 546.67, 820.01 and 161.89

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Solution

The fourth proportional to 546.67, 820.01 and 161.89 is: 242.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    546.67 : 820.01 = 161.89 : x
  2. Step 2: Convert to fraction form
    546.67/820.01 = 161.89/x
  3. Step 3: Cross multiply
    546.67x = 820.01 × 161.89
  4. Step 4: Simplify right side
    546.67x = 132,750.61
  5. Step 5: Solve for x
    x = 132,750.61/546.67
  6. Step 6: Final answer
    x = 242.84

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